Senior Platform Engineer - AI-Driven, Serverless, Remote

The Mill Adventure Limited; Barcelona; Hybrid; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Flexible working environment

Learn from a highly skilled team

Strong company culture and transparent

Small, close-knit team

Work equipment of your choice

Private health insurance

Learning budget

Fitness benefit

Parking/transport or co-working

Company-wide events

Job summary

The Mill Adventure Limited is seeking a Senior Back End Developer to advance our gaming platform. You will work on customer-facing features, compliance systems, and core platform components, taking ownership from design through release while collaborating with internal teams and partners.

We value proactive problem-solving, independent work, and the ability to craft robust, event-driven architectures. Remote, hybrid, or office-based arrangements are supported to suit the right candidate.

Qualifications

• Proficient with JavaScript/TypeScript in a Node.js environment.
• Experience with AWS services (DynamoDB, Kinesis, Lambda, S3, Quicksight).
• Experience designing and maintaining automated unit/integration tests.
• Strong analytical and problem-solving approach; initiative to investigate unclear requirements.

Responsibilities

• Develop and maintain the gaming platform, including user features, compliance and reporting systems, and core components.
• Review and debug code focusing on quality, data integrity, and edge cases across the platform.
• Participate in software design and architecture discussions.
• Own changes through the SDLC; clarify requirements, assess impact, verify behavior after release.
• Collaborate with internal teams, vendors, and partners.
• Utilize AI-assisted development tools while ensuring code quality and accountability.

Skills

JavaScript/TypeScript

Node.js

AWS

Tools

DynamoDB

Kinesis

Lambda

S3

Quicksight

Job description

The Mill Adventure Limited is seeking a Senior Back End Developer to advance our gaming platform. You will work on customer-facing features, compliance systems, and core platform components, taking ownership from design through release while collaborating with internal teams and partners.

We value proactive problem-solving, independent work, and the ability to craft robust, event-driven architectures. Remote, hybrid, or office-based arrangements are supported to suit the right candidate.